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net: ip_tunnel: use strscpy to replace strlcpy
The strlcpy should not be used because it doesn't limit the source length. Preferred is strscpy. Signed-off-by: XueBing Chen <chenxuebing@jari.cn> Link: https://lore.kernel.org/r/2a08f6c1.e30.181ed8b49ad.Coremail.chenxuebing@jari.cn Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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1 changed files with 2 additions and 2 deletions
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@ -242,7 +242,7 @@ static struct net_device *__ip_tunnel_create(struct net *net,
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if (parms->name[0]) {
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if (!dev_valid_name(parms->name))
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goto failed;
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strlcpy(name, parms->name, IFNAMSIZ);
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strscpy(name, parms->name, IFNAMSIZ);
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} else {
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if (strlen(ops->kind) > (IFNAMSIZ - 3))
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goto failed;
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@ -1065,7 +1065,7 @@ int ip_tunnel_init_net(struct net *net, unsigned int ip_tnl_net_id,
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memset(&parms, 0, sizeof(parms));
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if (devname)
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strlcpy(parms.name, devname, IFNAMSIZ);
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strscpy(parms.name, devname, IFNAMSIZ);
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rtnl_lock();
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itn->fb_tunnel_dev = __ip_tunnel_create(net, ops, &parms);
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